Home / 33,861.84-50,811.96-18,279.12

Finding the Fourth Proportional to 33,861.84, 50,811.96 and 18,279.12

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Solution

The fourth proportional to 33,861.84, 50,811.96 and 18,279.12 is: 27,429.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.84 : 50,811.96 = 18,279.12 : x
  2. Step 2: Convert to fraction form
    33,861.84/50,811.96 = 18,279.12/x
  3. Step 3: Cross multiply
    33,861.84x = 50,811.96 × 18,279.12
  4. Step 4: Simplify right side
    33,861.84x = 928,797,914.28
  5. Step 5: Solve for x
    x = 928,797,914.28/33,861.84
  6. Step 6: Final answer
    x = 27,429.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.